Twinklebay DB9 Breakout Connector RS232 Serial 9 Pin Connector Db9 Terminal (Male and Female Adapter)

Electronics-Salon D-SUB DB25 Male / Female Header Breakout Board, DSUB Terminal Block, Connector.

Sysly Connector Db15 D-sub Male and Female Plug 15-pin Port Terminal Breakout PCB Board

Sysly DB9 Male and DB9 Female D-SUB Adapter Plate Connector RS232 Serial to Terminal Board Signal Module

YCS Basics Black 10 Foot DB9 9 Pin Serial / RS232 Male / Female Extension Cable

CableMax RS-232 LED link Tester DB-9 Male to DB-9 Female

Twinkle Bay DB25 Connector to Wiring Terminal Db25 Breakout Board Solder-Free (Male and Female Adapter)

DB9 null modem male to female slimline data transfer serial port adapter 2 Pack

Electronics-Salon D-SUB DB15 Male / Female Header Breakout Board, DSUB Terminal Block, Connector.

Top-Longer 9 Pin DB9 Female to Female/Male to Male Mini Gender Changer Coupler Adapter Connector Pack of 4

Sysly DB25 D-SUB Male and Female Connector Adapter RS232 to Terminal Signal Module Breakout Board